CN101366319B - Cognitive communications - Google Patents
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- CN101366319B CN101366319B CN2007800021129A CN200780002112A CN101366319B CN 101366319 B CN101366319 B CN 101366319B CN 2007800021129 A CN2007800021129 A CN 2007800021129A CN 200780002112 A CN200780002112 A CN 200780002112A CN 101366319 B CN101366319 B CN 101366319B
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Abstract
Devices, systems, or methods provide seamless transitioning of communication session(s) across a variety of resources (e.g., cellular telephone, car phones, voice over internet protocol (VOIP), WiFi, web-based communications, conventional analog phones, global positioning systems (GPS), numerous communications services providers, a variety of communications protocols, services, etc.) to exploit functionalities associated therewith and mitigate users' having to end a communication session, and initiate another session in order to utilize different set(s) of available resources.
Description
The cross reference of related application
The application requires to submit on January 11st, 2006 is entitled as " METHODS ANDAPPARATUS FOR FACILITATING IDENTIFICATION; SYNCHRONIZATION OR ACQUISITION USING BEACON SIGNALS (be used for using beacon signal to help sign; synchronously or the method and apparatus of catching) " U.S. Provisional Patent Application S/N.60/758,010, submitted on January 11st, 2006 be entitled as " METHODS ANDAPPARATUS FOR USING BEACON SIGNALS FOR IDENTIFICATION; SYNCHRONIZATION OR ACQUISITION IN AN AD HOC WIRELESSNETWORK (being used for ad hoc deployed wireless networks uses beacon signal to identify; synchronously or the method and apparatus of catching) " U.S. Provisional Patent Application S/N.60/758,011, the U.S. Provisional Patent Application S/N.60/758 that is entitled as " METHODS AND APPARATUS FOR USING BEACONSIGNALS IN A COGNITIVE RADIO NETWORK (being used for using at cognitive radio networks the method and apparatus of beacon signal) " that on January 11st, 2006 submitted to, 012, the U.S. Provisional Patent Application S/N.60/845 that is entitled as " POWER ALLOCATION SCHEME (power allocation scheme) " that on September 15th, 2006 submitted to, 052, the U.S. Provisional Patent Application S/N.60/845 that is entitled as " BEACONS IN A MIXED WIRELESS COMMUNICATION SYSTEM (beacon in the mixed wireless communications system) " that on September 15th, 2006 submitted to, 051, and the U.S. Provisional Patent Application S/N.60/863 that is entitled as " BEACONS IN A MIXED COMMUNICATIONSYSTEM (beacon in the hybrid communication system) " of submission on October 27th, 2006,304 priority.The full content of aforementioned application is incorporated herein by reference.
Background
The field
Below describe and relate generally to radio communication, relate in particular to the cognitive communications that seamless branches is provided for striding communicating by letter of a plurality of equipment, service and platform.
Background
Wireless communication system has become the universal means that most people communicates in the worldwide.It is more and more less and from strength to strength that Wireless Telecom Equipment becomes, in order to satisfy the demands of consumers and improve portability and convenience.Caused raising to the requirement of wireless network transmission system such as the lifting of disposal ability in the cellular mobile device.
Typical cordless communication network (for example, frequency division, time-division and code minute technology) comprises one or more base stations that the area of coverage is provided and can transmit in this area of coverage and one or more movements (for example, wireless) terminal of receive data.Typical base station can be transmitted a plurality of data flow of broadcasting, multicast and/or unicast services concomitantly, wherein data flow be can with the irrelevant data flow of the interested reception of portable terminal.Portable terminal in the area of coverage of base station may be intended to receive by resultant current entrained, more than one or all data flow.Similarly, portable terminal can be to the base station or another portable terminal transmit data.
In addition, many device types, service and framework are (for example, voice on cell phone, car phone, the Internet protocol (VOIP), WiFi, the communication based on web, traditional analog phone, global positioning system (GPS), many communication service providers, various communication protocols etc.) to can be the consumer used, and usually need the user to come full use function associated with it with the subset of these device types, service and framework.Yet, safeguard that this type of large number quipments and service for the user, may be futile, and especially inconvenience when attempting to switch betwixt.
General introduction
Below provide the brief overview of one or more aspects so that the basic comprehension to these aspects to be provided.This general introduction is not the exhaustive overview that all can the conception aspect, is not the scope that is intended to identify key/decisive key element or delineates any or all aspect yet.Its sole purpose is to provide in simplified form some concept of one or more aspects as the in greater detail preorder that is providing after a while.
According to various aspects, provide the seamless branches that communication session strides various resources (for example, the voice (VOIP) on cell phone, car phone, the Internet protocol, WiFi, the communication based on web, traditional analog phone, global positioning system (GPS), many communication service providers, various communication protocol, service etc.) must terminate communication sessions and initiate another session in order to use the needs of different available resources collection to utilize function associated with it and to alleviate the user.
According to an aspect, a kind of method of Wireless Data Transmission comprises: determine the current state of subscriber's installation or infer its state in the future in conjunction with communication session; The sensing available resources; And according to determine or the subscriber's installation state of inferring is transferred to the Secondary resource collection with communication session from the first resource collection.Detected in the situation that a plurality of resources can use in above sensing step, method also comprises more detected resource, and comes to select from detected resource one to be used for communication session and maybe this communication session to be transferred to the Secondary resource collection from the first resource collection according to the result of above comparison.This comparison can be made based on cost effectiveness analysis, wherein cost can be measured with bandwidth and becoming originally of frequency spectrum of use by the required power of communication session, this can determine according to signal quality, interference level, traffic congestion level and service strategy, and benefit can be measured by the service quality such as the communication session of data transfer rate, stand-by period, reliability etc.
According to another aspect, a kind of method of Wireless Data Transmission comprises: set up the first communication session with the first resource collection; Determine that this first communication session is in the time cycle of interim Suspend Mode; Within the time cycle of this Suspend Mode, use the Secondary resource collection to set up or attempt setting up the second communication session; And the cycle is returned the first communication session At All Other Times.
In yet another aspect, a kind of device that helps Wireless Data Transmission comprises: the resource sensing component, and its sensing helps the available resources of communication session; Processing components, it carries out the state that the user is determined or infers in the computer based instruction; And the transfer assembly, it according to determine or the User Status inferred is transferred to the second available resources collection with described communication session from the first available resources collection.
According to another aspect, a kind of device for Wireless Data Transmission comprises: the device that is used for determining Resource Availability; And the device that is used for according to determined Resource Availability communication session being transferred to from the first resource collection Secondary resource collection.
According to an aspect, a kind of computer-readable medium that stores on it for the computer executable instructions of following operation: determine the current state of subscriber's installation or infer its state in the future in conjunction with communication session; The sensing available resources; And according to determine or the subscriber's installation state of inferring is transferred to Secondary resource with communication session from the first resource collection.
In one aspect, a kind ofly carry out instruction and have with the processor that helps radio communication and comprise following instruction: determine the current state of subscriber's installation or infer its state in the future in conjunction with communication session; The sensing available resources; And according to determine or the subscriber's installation state of inferring is transferred to Secondary resource with communication session from the first resource collection.
In yet another aspect, a kind of method of the Wireless Data Transmission that is provided by communication service provider comprises: the state that monitors user or subscriber's installation; The sensing available communication resource; And according to described user or subscriber's installation communication session is transferred to from the license communication band and not permitted communication band.
According to another aspect, a kind of method of the Wireless Data Transmission that is provided by communication service provider comprises: the state that monitors user or subscriber's installation; The sensing available communication resource; And never permit communication band to transfer to the license communication band communication session according to described user or subscriber's installation.
A kind of method of the Wireless Data Transmission that is provided by communication service provider is provided in another aspect, comprising: the state that monitors user or subscriber's installation; The sensing available communication resource; And according to described user or subscriber's installation communication session is transferred to the second communication frequency band from the first communication band.
Another aspect relates to a kind of method, comprising: the distance that senses equipment; And when the distance to this equipment surpasses threshold value, communication session is switched to the Secondary resource collection.
Relate in one aspect the processor of a kind of execution to give an order, comprising: sense the distance of equipment or the power level that is associated with communication about this equipment; And when the degradation of the service quality that can cause to the distance of this equipment or power level being associated with communication session, communication session is switched to the Secondary resource collection.
Another aspect relates to a kind of system, comprising: for the device of the distance that senses subscriber's installation; And the device that is used for when the distance to this subscriber's installation surpasses threshold value, communication session being switched to the Secondary resource collection.
An aspect relates to a kind of method, comprising: the power level that sensing is associated with the transmission that receives from equipment; And when this power level is crossed over threshold value, communication session is switched to the Secondary resource collection.
A kind of method of the Wireless Data Transmission that is provided by communication service provider is provided in another aspect, comprising: the state that monitors user or subscriber's installation; The sensing available communication resource; And according to user or subscriber's installation state communication session is transferred to the second communication resource set from the first communication resource collection, wherein the use of Secondary resource collection comprises concomitantly usage license communication band and does not permit communication band.
An aspect provides a kind of method of Wireless Data Transmission, comprising: determine the current state of subscriber's installation or infer its state in the future in conjunction with the first communication session; The sensing available resources; And use the resource set different from the first communication session to set up concurrent second communication session.
Another aspect relates to a kind ofly carries out instruction to help the processor of radio communication, this instruction comprises: use same equipment to set up the second communication session concurrent with the first communication session, wherein the resource set different from the first communication session used in the second communication session, and the second communication session compensates the first communication session.
Another aspect relates to a kind of computer-readable medium that stores on it for the computer executable instructions of following operation: use same equipment to set up the second communication session concurrent with the first communication session, wherein the resource set different from the first communication session used in the second communication session, and the second communication session compensates the first communication session.
Address related objective for before realizing, one or more aspects are included in the feature of hereinafter describing and specifically noting in the claims comprehensively.The following description and drawings have at length been set forth the particular exemplary aspect of one or more aspects.Yet these aspects only represent wherein can to adopt a few in the variety of way of principle of various aspects, and described various aspects are intended to comprise all these aspects and equivalents thereof.
The accompanying drawing summary
Fig. 1 shows the cognitive communications system according to one or more aspects as herein described.
Fig. 2 a is the illustration according to the cognitive mobile device of one or more aspects as herein described.
Fig. 2 b show exemplary ofdm system and use equally OFDM exemplary self-organizing network in beacon and the use of beacon.
Fig. 3 shows the cognitive communications system according to one or more aspects as herein described.
Fig. 4 shows the cognitive communications system according to one or more aspects as herein described.
Fig. 5 shows the method that is used for call forwarding session between a plurality of resources according to one or more aspects as herein described.
Fig. 6 shows the method that is used for call forwarding session between a plurality of resources according to one or more aspects as herein described.
Fig. 7 is the illustration according to the cognitive mobile device of one or more aspects as herein described.
Fig. 8 shows the method that is used for call forwarding session between a plurality of resources according to one or more aspects as herein described.
Fig. 9 a is the Venn that shows example resources (Wien) figure according to one or more aspects as herein described.
Fig. 9 b-9d be according to showing of one or more aspects as herein described move through the user of each position and in each position can with the Venn figure of the communication that is associated.
Figure 10 is the illustration according to the example wireless communication system of one or more aspects.
Figure 11 a shows the method that use different resource collection carries out concurrent session that is used for according to various aspects.
Figure 11 b shows for the method for session being transferred to another resource set from a resource set according to the variation of equipment or User Status.
Figure 12 a shows the network diagram of the example communication system that realizes according to various aspects.
Figure 12 b shows the network diagram according to the example communication system with various modes of various aspects.
Figure 13 shows the example base station that realizes according to various aspects.
Figure 14 shows the example wireless terminal according to the realization of various aspects.
Figure 15 shows the example that is used in ofdm system and frequently assembles and close.
Describe in detail
Describe various aspects referring now to accompanying drawing, wherein carrying throughout refers to similar key element with same reference numerals.For purposes of illustration, numerous specific detail have been set forth in the following description so that the thorough understanding to one or more aspects to be provided.Yet these aspects can be in the situation that be apparent without the practice of these specific detail.In other example, well-known structure and equipment illustrate with the block diagram form so that help to describe one or more aspects.
As used in this application, term " assembly ", " system " etc. mean computer related entity, and letting alone is hardware, software, executory software, firmware.Middleware, microcode and/or its any combination.For example, assembly may be, but not limited to: thread, program and/or the computer of the process of moving at processor, processor, object, executable code, execution.One or more assemblies can reside in the thread of process and/or execution, and assembly can be localised on the computer and/or is distributed between two or many computers.And the various computer-readable mediums that can store from it various data structures are carried out these assemblies.These assemblies can be communicated by letter by means of this locality and/or remote process, (for example have one or more packets such as basis, from the data of an assembly, this assembly carries out with other system by means of another assembly in this signal and local system, the distributed system and/or the network of striding such as internet etc. alternately) signal communicate by letter like that.In addition, the assembly of system described here can rearrange and/or replenish in order to help realization about its described various aspects, purpose, advantage etc. by add-on assemble, and be not limited to the definite configuration that given accompanying drawing is set forth, be to be understood that such as those skilled in the art.
Various aspects can be in conjunction with inference schemes and/or the technology relevant with the call forwarding session.。As used herein, term " inference " typically refer to from via event and/or data capture to one group of process of observing reasoning or inference system, environment and/or user's state.Inference can be used for identifying specific context or action, perhaps can generate the probability distribution on the state for example.Inference can be probabilistic---is based on data and event and considers calculating to the probability distribution on the states of interest, perhaps Based on Probability inference and consider the decision theory that the display action of high EU makes up in customer objective and the uncertain context of intention.Inference also can refer to for the technology from one group of event and/or data composition higher layer event.This type of inference causes the event or the action that make new advances from one group of event that observes and/or the event data of storing structure, no matter whether these events are correlated with because degree around approaches, and also no matter these events and data are from one or several events and data source.
In addition, be that the contact subscriber station is described each embodiment here.Subscriber station also can be described as system, subscriber unit, mobile radio station, travelling carriage, distant station, access point, remote terminal, accesses terminal, user terminal, user agent, subscriber equipment, mobile device, portable communication device or subscriber's installation.Subscriber station can be that cell phone, cordless telephone, Session initiation Protocol (SIP) phone, wireless local loop (WLL) are stood, personal digital assistant (PDA), have the portable equipment of wireless connections ability or be connected to other treatment facility of radio modem.
In addition, but the various aspects of describing herein or the programming of feature Application standard and/or engineering are embodied as method, device or goods.Term used herein " goods " is intended to contain can be from the computer program of any computer readable device, carrier wave or medium access.For example, computer-readable medium (for example can include but not limited to magnetic storage apparatus, hard disk, floppy disk, magnetic stripe ...), CD (for example, compact disk (CD), digital versatile disc (DVD) ...), smart card and flash memory device (for example, memory card, memory stick, key actuated device ...).In addition, various storage medium as herein described can represent one or more equipment and/or other machine readable media for storage information.Term " machine readable media " can include but not limited to: wireless channel and various other media that can store, comprise and/or carry instruction and/or data.Should be appreciated that word " exemplary " is used herein to expression " as example, example or illustration ".Be described as aspect " exemplary " any or design might not be interpreted as being better than or being better than other side or design at this.
This paper will describe unique system, method and apparatus, these systems, method and apparatus helps communication session in each distinct device type, service and framework are (for example, cell phone, car phone, voice on the Internet protocol (VOIP), WiFi, communication based on web, the traditional analog phone, global positioning system (GPS), many communication service providers, various communication protocols etc.) seamless branches on to be providing the utilization to function associated with it, and alleviates the user and must finish a communication session and initiate another session in order to use the needs of different available resources collection.
Referring now to Fig. 1,, the various aspects that provide according to this paper show cognition wireless network communication system 100.System 100 can comprise a plurality of nodes, such as in one or more sectors each other and/or to one or more other nodes such as mobile device receive and send, one or more base stations 102 of the wireless communication signals such as relaying (for example, honeycomb, WiFi or self-organizing ...).These nodes are usually by battery power, yet any suitable power supply can be used.System 100 helps at for example call forwarding between equipment, platform, service and the agreement.More specifically, system 100 provides the communication transfer to another communications status/migration from the first communications status.For example, communications status can comprise that communication device types, COS, customer location, license communication band be not to permitting communication band, agreement etc.Usually, user's communications status according to various external causes (for example, the priority of the fidelity of current location, used communication equipment, used communication modalities, communication, a side who communicates, communication, motion, available resources, preference etc.) and be in the associated transitions, and along with communications status from a state transitions to another state, may produce and comply with or shift current communication session (for example, to another resource set) so that the optimized needs of session.
For example, when the user drove to go home, he can use the cell phone of the utilization license communication band (for example, passing through cellular service provider) that is contained in its automobile.Automobile or its cell phone can have global positioning system (GPS) service, and can follow the tracks of its motion in being in car the time.When he approaches family's (determining the position by gps system), in case he leaves his car, system 100 just can be with communication session transfer to its portable cell phone, in case and he enters family, session can be transferred the not speaker phone system of permit bandwidth (for example, WiFi, VOIP etc.) of middle use of getting home again.Therefore, system 100 is in the situation that minimum or be not interrupted current communication session is provided, and allows the user to shift session and use the different communication resource when different resource becomes available and be conducive to given current user state and preference.
Cognitive mobile device 102 is used by the user, and based on User Status 104 (this state can be among the state 1-Z any or a plurality of, wherein Z is integer) and user preference 108 (this preference can be among the preference 1-W any or a plurality of, wherein W is integer), given User Status 104, mobile device 102 transferable communication sessions are to utilize different resource collection 106 (resource 1-X, wherein X is integer).These resources can for example be distinct device type (for example, the radio telephone of other cognitive device, speaker-phone, car phone, VOIP system, computer, use unlicensed band and/or licensed band, interactive television, visual telephone, the electrical equipment with communication capacity, service provider, communications platform, personal digital assistant, the system based on web, PTT (push to talk) system, walkie-talkie and the resources that are suitable for promoting according to the described various aspects of text other any type of communication).
As can be appreciated, the recipient of the contact person of equipment 102 or its communication is (hereinafter referred to as target
1-N, N is integer 110) also will affect communication session and whether and how be transferred.For example, leave his car and come in the environment in the family the aforementioned user of relating to, if target 110 is user's client or employer, then the user may not wish to emit the danger (for example, car phone is to the cell phone of cell phone and usage license frequency band to the home telephone that uses unlicensed band) of repeatedly shifting session.Therefore, according to target, system 100 can only transfer to session the cell phone of usage license frequency band from car phone.This type of decision also can be based on extrinsic information 1-R 112 (R be integer), the for example fidelity of communication, the cost that is associated with call drop, potential possible the losing (for example, moving to the low quality unlicensed band from high-quality licensed band) with the fidelity of other resource dependency connection, the children of barking or playing on land line phone side, potential possible echo, feedback noise, historical information etc.Therefore, if system's 100 expections are transferred to reasonable certainty or the probability that another resource set can be sacrificed quality of the conversation with session, and the given target that is associated with special session or contextual importance determine to be safeguarded with current and are used the session of resource set but not migration session is also potential makes possibly it reduce quality associated with the session.
Fig. 2 a shows the higher-level system block diagram according to each assembly of a particular aspects of mobile device 200.The state of resource sensing component 202 bonding apparatus 200 and current and desired location and user thereof search for available resources.As can be appreciated, various wireless communication systems are arranged, these wireless communication systems use different spectral bandwidth and/or different air interface technologies usually.Example system comprises CDMA (CDMA 2000, EV DO, WCDMA), OFDM or OFDMA (Flash-OFDM, 802.20, WiMAX), use FDMA/TDMA (GSM) system of FDD or TDD licensed spectrum, usually use equity (for example, mobile to movement) ad hoc network system and 802.11 WLAN or Blue Tooth (bluetooth) technology of azygous not licensed spectrum.These systems can provide service in different geographic regions.Therefore, equipment 200 can be desirable from multiple systems acquisition service.
In some cases, provide service in can be the geographically overlapping zone of some different systems.In addition, service quality can be different with the difference of system.For example, for giving locking equipment, comparable another system of signal quality of a system good, and the service charge of a system may be lower than another system.Can select best system to receive service in preset time with the equipment of a plurality of systems.Resource sensing component 200 can be in conjunction with use (for example, equipment, software, function etc.) the supervision available resources of the service that receives and other resource and with being about to available resource (and with being about to no longer available resource).
Beacon signal comprises a series of beacon signal bursts in the frequency spectrum bands.The beacon signal burst comprises one or more (less number) beacon symbols.In an exemplary OFDM (OFDM) system, beacon symbols is that the single frequency on the OFDM code-element period is transferred.The beacon symbols that the single frequency of fewer purpose on beacon signal burst can comprise the less transmitted symbol cycle---for example one or two code-element period---is transferred.The beacon signal burst can transmit by (discontinuous) mode at intermittence, so that between the burst of the first and second beacon signals a plurality of code-element periods are arranged.For example, the beacon signal burst can use different frequencies to transfer according to predetermined or pseudo-random hop sequence continuously.In yet another aspect, beacon symbols can be pulse signal.Equipment 200 can detect the beacon signal with lower complexity.In ofdm system, equipment 200 can be carried out fast Fourier transform (FFT) operation to the received signal to convert the signal into frequency domain.Resource sensing component 202 can be in the FFT output item one carries in the situation of the energy that is significantly higher than mean value and detects beacon signal.In the situation of pulse signal, resource sensing component 202 can check the time domain samples of the signal that receives, and in the sample carrier wave one has in the situation of the energy that is significantly higher than mean value and detects beacon signal.
A particular aspects, access point can send beacon signal according to predetermined scheduling.Access point also can transmit other data/control signals that is called normal signal.Beacon signal can be superimposed on normal signal.In some cases, access point can only send beacon signal.It is possible that beacon signal can transmit in all systems of available devices 200.It also is possible that beacon signal only transmits in the subset of the system of available devices 200.
Fig. 2 b shows beacon signal in the exemplary ad hoc network system of exemplary OFDMA system and the same OFDM of use and the use of beacon signal.The x axle represents code element, for example is the OFDM code element in this example.The y axle represents frequently and transfers, for example subcarrier.The single frequency of each little frame representative in an OFDM code element transferred.As time goes by, beacon symbols is according to specific jump mode hopping, and this carries the information bit of the type that for example is used for the system that sign is associated with transmitter.For example, the base station beacon signal can be transmitted according to certain dancing mode in the base station of OFDMA system, and the access point node in the self-organizing network can transmit the access point beacon signal according to different dancing modes.User node in the self-organizing network can transmit user's beacon signal according to another different jump sequence.
If resource sensing component 202 only finds a particular system available, then equipment 200 will be brought into use this system.If resource sensing component 202 finds a plurality of systems to use, then equipment 200 can be selected one or more in them according to selection criterions such as signal quality or service charge or strategy.In should be appreciated that in all fields, equipment 200 can carry out service and the resource with more than one System Dependent connection concomitantly.
Communications component 204 is used for setting up and safeguards and use as described herein a side of hardware, software and services or communicating by letter in many ways.Shifting assembly 206 is used for communication session is transferred to another from a resource set.Shifting assembly can use other assembly or resource (for example, memory, buffer etc.) to promote the seamless branches of session.Should be appreciated that session can be overlapping to be provided for alleviating the redundancy of session loss between several resource set.For example, a plurality of equipment, agreement.Service waits can use concomitantly to guarantee that session seamlessly transfers to another resource set from a resource set.Therefore, shifting assembly 206 can provide a plurality of equipment and resource to coordinate until particular device and other resource are regarded as being used in scheduled time before another communication session transfer is initiated.
How shift assembly 206 provides a specific example of this Session Hand-off whether to determine that the cell phone of usage license frequency band is intended to transfer to the family expenses speaker system of using unlicensed band.When initiate shifting, shift assembly 206 and can obtain in advance and activate new resource (for example, family expenses speaker system, the resource that is associated with unlicensed band) so that they with the current resource concurrence that is associated with current sessions be activated.More specifically, for example, session can carry out two resource set (current and expection new collection) that last collection no longer needs until think whole new resource set to be used---in certain time, shift assembly 206 discardable last resource set.Should be appreciated that each filter and function can be used for alleviating may be as the result's of the unexpected related product (bi-product) that uses concomitantly a plurality of resource set in conjunction with communication session noise, crosstalk, the impact of feedback etc.In addition, the suitable hand strategy, software layer, agreement, hardware and software of changing can use in conjunction with resource transfers as described herein.
The replacement aspect that shifts assembly 206 can comprise the selection that allows the user to be made to the hard transfer of new resource set.Shift assembly 206 and can provide notice to user and target receiver similarly---session is converted to new resource set.In one aspect, shift assembly 206 and automatically carry out this transfer, and in alternative aspect, provide so that the user can be manually or semi-automatically realized the selection and the notice that shift.
Should be appreciated that such as speech recognition, reasoning, the various technology of staring identification, high-level service quality assurance mechanism etc. can be used for allowing user's initiation session to the transfer of another resource set.For example, the user can the request target recipient keep hanging within certain a moment when she is transferred to calling another resource set in its family.She will be with phonetic entry such as the order that session is moved to land line, and shifts the transfer that assembly 206 will help to manage this communication session.In another example, when service quality was considered in specific area on the horizon will hang down in (for example, known dead point (dead spot)), communication session can be transferred to resist in advance the defective that area therewith is associated.Similarly, target also can ask the user to transfer to another collection.
Fig. 3 shows the aspect of system 300 of the transfer of service provider's 302 managing communication sessions.Service provider 302 carries out with this paper binding analysis User Status 104, resource 106, preference 108, target 110 and extrinsic information 112 with regard to the similar function of mobile device 102 described those (referring to Fig. 1 and corresponding discussion).For concise and to the point purpose and for fear of lengthy and tedious, the discussion relevant with each assembly/state/preference etc. and the various aspects that are associated thereof will repeat no more.
Fig. 4 shows different resource collection (1-P, wherein P is integer) wherein 402 and forms distributed communications higher-level system framework 400 with the aspect of transfer system or network is provided.Should be appreciated that each resource set can comprise identical or public child resource (for example, same services, equipment, agreement etc.).Each resource set 402 is coordinated and coordinates communication session 404 is transferred to another from a resource set each other.Should be appreciated that each resource set can use in conjunction with other side assembly described here, service, function.These resource set also can comprise the partner's who changes hand who is formed for helping session different service providers.In addition, these resources can comprise that also execution as a part of priority allocation capacity of distributed effort and coordination function is to come the equipment of maintain communications session according to various aspects as herein described.In other words, equipment can coordinate to realize the expectation target related with communication session (for example, QoS, least cost, minimum destruction, optimization user's convenience/satisfaction, load balance etc.) with service.
In view of illustrative aspects as herein described, will discuss according to the attainable method of disclosed theme.Although for easy purpose, method is illustrated and is described as a series of, but be to be understood that and understand, the theme of institute's prescription is not limited to number or the order of piece, because some piece can occur and/or occur concomitantly from those different pieces that this paper describes and describes by different order.In addition, be not piece shown in all be to realize that each method is necessary.Should be appreciated that the function that is associated with each piece can pass through software, hardware, its combination or any other suitable means (for example, equipment, system, process, assembly) and realize.In addition, it is also understood that hereinafter and in this specification in the whole text disclosed some method can be stored on the goods to help that these class methods are transmitted and be delivered to each equipment.Those skilled in the art should understand and understand, and method can be expressed as a series of states and the event in for example state diagram in addition.
Fig. 5 shows the high layer method 500 for the call forwarding session.502, available resources (for example, service provider, hardware, software, equipment, system, network etc.) are identified.504, User Status (requirement of the object of for example, drive, he/her just communicating by letter, communication context, communication, priority, position, currently used resource, available resources, preference, expectation User Status, resource, the imminent variation of preference, environmental evolution etc.) is determined or infers.The User Status that given institute determines or infers and the available resources that identify 506, are made about whether communication session will be transferred to the judgement of another resource set from current resource set.This judgement can comprise the analysis based on effectiveness, the potential possible benefit of this analysis of control (for example, better service quality, user satisfaction, save money, carry out the available enhanced functional that is associated with new resource set) count the cost of making transfer (for example, the loss of fidelity, lose that callings, user are worried, interruption session etc.).This judgement also can comprise Cost-benefit analysis.Cost can be by measuring to support required communication session with the different resource collection such as the various factors of the cost of power consumption, the interference that generates, shared bandwidth and bandwidth (for example, licensed spectrum to not licensed spectrum).Benefit can be by measuring such as the factor of service quality, data transfer rate, stand-by period etc.Decision can Based on Probability analysis be that make on the basis, if wherein confidence level is higher, then initiate to shift, and if confidence level is lower, then do not initiate.As discussed above, can use in conjunction with this type of judgement or inference based on the technology (comprising machine learning system) of AI.Perhaps, can be used based on the process of simple rule more, if wherein some condition is met, then shifts and will occur, and if do not satisfy, then do not initiate transfer.
As mentioned before, it can be automatic, semi-automatic or manual making the transfer judgement.506, if determine or infer to shift and should not make in the current time, then process returns 502.If transfer definite or the deduction communication session should be made, then process advances to 508, and session is transferred to new resource set there.After this, process returns 502.The method can be used as the real-time transfer that background processes is continuously performed to provide communication session, thereby promotes the user to the utilance of available resources and promote current communication session.Perhaps, the method can be carried out by subscribing the interval, or triggers based on event (for example, the lower degradation of the resources loss of expection or service quality).
Fig. 6 shows the method 600 that helps communication session is transferred to from current resource set new resource set that includes.602, User Status is in the future determined or inferred.For example, if user skipper vehicle, and according to location-based supervision service (for example, GPS, radio tracking etc.), would determine that the user is just approaching the area with different available communication resource.604, the available resources in needs, preference, current available resource and the expection area on the horizon of the given User Status of current communication are determined.Available resources in the area on the horizon can obtain from comprising the various Energy Resources Service based on resource, look-up table, database and various other suitable means of the issue of web or search, radio broadcasting.Taking into account those is considered to new resource set available in area on the horizon and is defined.New collection can for example comprise the current resource that just is being used subset and current unavailable but will be in new area the subset of available resource.
606, determine or infer before the area on the horizon or during communication session whether should transfer to new resource set.If should not shift, then process returns 602.If should shift, then 608, form the required resource of new resource set obtained---certainly, some resource is current to be used, and this type of resource need not to obtain in advance.In case the resource of new collection is obtained, 610, new resource set is just carried out concomitantly in conjunction with communication session and current resource set.612, in case confirm that new resource set is just used by the user, and do not need old collection, then old resource set no longer is used.For Jiu Ji can not be dropped with the common resource of new collection.After this, process will return 602.
Fig. 7 shows an aspect of the cognitive mobile device 702 with a plurality of antennas 704.For easy purpose, the description about with the common assembly of cognitive mobile device 202 (referring to Fig. 2) that has provided will repeat no more.Equipment 702 can be used to use various antennas in conjunction with the serial or parallel of agreement, service and resource.Although the switching of session between the different resource collection mainly paid close attention in previous discussion, should be appreciated that during current sessions, additional resource can be added to this session and be used.For example, if the user is just using equipment 702 and individual to talk through the telephone, and target side sends a document to the user during talking, and then equipment 702 can add additional resource in conjunction with the document that receives.But currently used antenna usage license frequency band (for example, CDMA, GSM) resume the talks, and communications component 204 can activate concomitantly the second antenna and is used for WiFi (for example, bluetooth) communication to allow the user to send document to print or to watch near printer or large-screen.Therefore, current sessions be not transferred but with equipment 702 determine can with additional resource enlarge, and will promote current communication session.
Fig. 8 shows the method 800 that relates to the sign available resources and enlarge current communication session.802, User Status is determined or infers.For example, the cost of the priority of the context of the opposing party's identity, communication, communication, user preference, communication can be determined or infer in user's position, the communication.804, available resources are determined---and this can comprise resource, other available devices, service, platform etc. that sign is associated with currently used equipment.806, make about whether changing the decision of current resource set.If do not change, then process returns 802.If change, the additional resource that then can promote current communication session is obtained in advance.These resources can comprise and activate simply the current available resources that are not used, for example another antenna, graphic process unit, speaker-phone, internet session, open backstage auxiliary session (for example, bluetooth session, UWB session, IP session, infrared communication, authen session, encryption session etc.) with another equipment or service to promote current communication session.810, add and/or abandon resource in conjunction with promoting current communication session.
Fig. 9 is the Venn figure of the subset of the exemplary resources that can use in conjunction with communication session, and draws each resource where only to be illustrated in available this type of resource (repelling mutually with other resource) and the mode where this type of resource concurrence can be used.Should be appreciated that and depend on specific environment, each resource can concurrently differently be used with illustrated, and following only be a concrete illustrative case that helps to describe and understand various aspects mentioned in this article.Licensed spectrum 902 is overlapping with the broad range ground of other resource, because these frequency spectrums are usually via usually providing the cellular service provider to the covering that comprises indoor whole country to provide.Internet service 904 similarly and ample resources---to comprise that cellular service provider for example usually also provides the licensed spectrum of Internet service thereon---overlapping.Global positioning system service typically via satellite and/or the service of honeycomb associating licensed spectrum provide.Car phone 908 usually adopts GPS906 and adopts licensed spectrum 902 according to its mobility.Multimode phone 910 can use a plurality of frequency bands (for example, GSM, CDMA, WiFi, VOIP) 910 to work, therefore can be overlapping with a large amount of available resources.Bluetooth service 912 is associated with unlicensed band usually, but it can the concurrent or jointly use with licensed band.VOIP service 914 usually needs to move Internet service and voice communications services, and is therefore also overlapping with many other resources.
As understanding from diagram, many available resources are overlapping, but remaining is not overlapping, and some Resource Dependence is in other, and specific resources is relatively autonomous.Therefore, knowledge to this type of resource, ability, restriction, cost, user preference, availability should priori be known, perhaps by equipment or system's Fast Learning, perhaps come built-in via strategy, look-up table, database so that the utilance of these resources can get a promotion in conjunction with the part that various aspects as herein described are used as cognitive device/service.
Fig. 9 b-9d shows the illustrative case that the user changes state and passes through the session of available resources call forwarding according to User Status, preference and available resources.In Fig. 9 b, user 920 is arranged in automobile, and he just carries out call with friend.Before entering automobile, he adopts cognitive multimode mobile device 910 to carry out same call.Its automobile is usable bluetooth 922, and when starting car, mobile device senses bluetooth 922 and comes the loud speaker (known to routine) by car to resume the talks with it.Perhaps, talks can be handed off to car phone 908, and the function of the enhancing that is associated with car phone 908 (unavailable in the time of may using equipment 910) can when the user drives, become can be him can be used.Equipment 910 and car phone 908 have the GPS ability, so the user is along with the motion of automobile is tracked.
According to motion, location-based information can be delivered to the user and during talking for example via internet 904 make transmit.For example, location-based advertisement or simple information can the user be that target is to help talks or to make things convenient for user's (outside talks).Therefore, can understand along with resource becomes available, these resources can be used and not only be used for promoting talks also can help independently user or even other people (for example, the third party of customer location, individual or even the service provider of the talks other end are understood in expectation).Autonomously work as lower of conventional situation is carried out with these equipment, service and resource and to compare, equipment, service and resource collaboration are to provide concomitantly the function according to various aspects described herein.
Fig. 9 c shows the variation that user 920 wherein is in the User Status in the no longer available zone of GPS 906 functions.In addition, the user no longer is in the automobile, and bluetooth 922 and car phone 908 are unavailable thus.Therefore, before entering this state, mobile device 910 or service provider 302 determine or infer user's destination (for example, in the family), and estimate the loss of specific resources (GPS, bluetooth and car phone).Use these knowledge, when the user picked up equipment and walk out outside the car, talks were transferred the moving equipment 910 of travelling backwards.Various mechanism (for example, biologicall test, accelerometer, voice activation etc.) can be used for determining or deduction equipment 910 will be used to resume the talks.Depend on user's preference or ability or the service provider of particular device, change hand and can automatic, semi-automatic or manually carry out.As can be seen, Internet function 920 still can be user used (for example, via the licensed band service provider).Therefore, various functions and the service for it can randomly be offered the user via internet and equipment 910 when the user is in the car.
Fig. 9 d has described the user and has again changed state (for example, entering in the family) and still talking.The user has the wireless network 915 for unlicensed band in its family.The user also uses VOIP communication system (for example, because saving cost and VOIP provide various unique functions) at home.When the user entered in the family, talks were transferred to the VOIP system.Before making this variation, make the potential possible cost that is associated with switching from the licensed band to the unlicensed band or judgement or the inference of decline.Such as the analyzed and given this analysis of making or be not made to the transfer of new available resources collection of factor for user's convenience (for example, loud speaker or the different hand-held set in 910 pairs of families of use equipment), the side with user interview, the context of communicating by letter, user preference, external data etc.In addition, talks optionally comprise currently used resource (licensed band and internet), and so that additional resource concomitantly available or exchanged (for example, the Internet service that is provided by unlicensed band is provided the Internet service by licensed band).Call still can remain on the licensed band, but 912 services of different bluetooths allow the communication session on the licensed band to broadcast by family of family speaker system.In addition, mobile device 910 can not permit network to receive incoming call now, and thus calling maintenance, multimode calling etc. can become via the concurrent use of license and unlicensed band and can be user's use.
Figure 10-20 has described can be in conjunction with some example resources (hardware, software, agreement, service etc.) of various aspects use as herein described.Should be appreciated that these only are exemplary resources, and these aspects are not restricted to the use of these resource types.On the contrary, the aspect that can conceive some prescription can adopt any resource set that is suitable for carrying out function described herein.
Forward the Figure 10 that shows example wireless communications 1000 to.System 1000 comprises alone sector 1002-1012, and wherein subscriber's installation 1026 can use wireless service in the 1002-1012 of these sectors.Although sector 1002-1012 is illustrated as hexagon and substantially similar size in essence, but the size and shape that should be appreciated that sector 1002-1012 can be depending on the geographic area, such as number, size and shape and some other factorses of the physical barrier of building and difference.Access point 1014-1024 can be associated with sector 1002-1012, and wherein the subscriber's installation 1026 that can be used in the 1002-1012 of sector of access point 1014-1024 provides service.Access point 1014-1024 can transmit data in each frequency band, so that subscriber's installation 1026 can not receive the data from an access point inevitably when the signal strength signal intensity of measuring from another access point.Each of access point 1014-1024 can provide service to a plurality of subscriber's installations.In system 1000, subscriber's installation 1026 is associated with sector 1010, can be served by access point 1022 thus.Yet subscriber's installation 1026 may be of portable form, and can move into the foreign peoples sector thus (for example, outside the scope that is suitable for from the communication of access point 1022).Thereby it is desirable allowing the measurement clearance (gap) of the access point of subscriber's installation request and this subscriber's installation of reception service.
In specific example, subscriber's installation 1026 can be served by access point 1022 (being associated with sector 1010).When subscriber's installation 1026 turns to the border of close sector 1010, can demote with the downlink signal quality that access point 1022 and subscriber's installation 1026 are associated.When subscriber's installation 1026 determined that signal quality has for example dropped under the threshold value, subscriber's installation 1026 can be asked the measurement clearance from access point 1022.Access point 1022 can receive this request and generate a scheduling and provide this scheduling to subscriber's installation 1026, and wherein when this scheduling indication measurement gap will occur and the length of this measurement clearance.During the measurement clearance of dispatching, subscriber's installation 1026 can stop to monitor the downlink channel that is associated with access point 1022, and can carry out about for example measurement of access point 1024.If the quality of signal is enough high, then access point 1024 can be considered to for the candidate of transferring.Although above example indicating user equipment 1026 generates request and waits for the reception of 1022 pairs of requests of access point and about from the providing of the scheduling of this access point 1022, should be appreciated that various other agreements are expected.For example, from different from access point 1022 request measurement clearance, subscriber's installation 1026 can provide subscriber's installation 1026 will obtain indication about the measurement of another access point (for example, access point 1024) to access point 1022.Access point 1022 can offer in subsequently high-speed cache expectation the data of subscriber's installation 1026, perhaps after it receives data from access point 1022 again, send subscriber's installation to, perhaps be transmitted to another access point after transferring, to send subscriber's installation 1026 to.
Figure 11 a shows another aspect of the present invention.1102, available resources are identified, and supposition equipment has the communication session that uses the first resource collection.For example, the first resource collection can be the wide area network of usage license spectrum bands, and equipment can for example use the OFDMA wide area network system to be connected with cellular basestation.1104, equipment state is determined, and for example, it not is the Suspend Mode that always transmits and receive signal about the base station that equipment can be determined to be the current user of being in, for example, and page-mode.1106, determine whether equipment is in page-mode, equipment can monitor the paging channel from the base station in the predetermined period of time sequence.Equipment forwards battery saving mode usually to---to be called the non-paging time cycle---between these paging time cycles.
If equipment is in page-mode really, then according to an aspect of the present invention, 1108, equipment uses the Secondary resource collection to set up or attempt the second communication session in the non-paging time cycle.For example, the Secondary resource collection can be that the identical licensed spectrum frequency band of use maybe may be another not local self-organizing or peer-to-peer network of licensed spectrum frequency band.
Therefore, equipment monitors the paging channel of the first communication session in the paging time cycle.In case the paging time period expires, if equipment is not paged, then equipment just is switched to self-organizing or peer-to-peer network to carry out the second communication session.In the second communication session, equipment can initiatively send user's beacon signal to indicate its identifier, perhaps searches for the user's beacon signal that is sent by miscellaneous equipment.User's beacon signal can be according to sending from concentrate used airlink protocols different self-organizing or peer to peer communication protocol at first resource.Equipment can transmit subscriber data traffic with miscellaneous equipment in addition energetically in the second communication session.1110, determine whether next paging cycle arrives.If arrive, then when next paging time cycle arrived, 1112, equipment was switched to optimal communication session.For example, equipment can be hung up the second communication session temporarily, and turns back to the first communication session to check paging channel.Again, if equipment is not paged, then it is switched back to the second communication session.If equipment is paged, then it can stop the second communication session and migrate to state more positive in the first communication session.Perhaps, equipment can be made the selection which communication session need to continue.
Should understand from aforementioned discussion, each embodiment as herein described provides the concurrent session of being supported by the different resource collection, and the conversion between a plurality of resource set and combination thereof.
Figure 11 b shows another aspect of the present invention.Suppose that two equipment approach geographically.Then these two equipment can integrate by first resource---as the usage license or the direct peer-to-peer network of licensed spectrum frequency band not---and in each other direct communication.Then, these two equipment mobile away from each other and their distance greatly increases thus directly peer-to-peer communications become impossible.These two apparatus senses are to their variation of state, and bring into use Secondary resource to integrate and continue its communication session---as multihop self-organizing network---.Then, these two equipment are mobile further away from each other and their distance increases to even multihop self-organizing network is also infeasible or do not calculate.These two apparatus senses are to their variation of state, and bring into use information resources to integrate and continue its communication session---as wide area cellular network---.
1120, available resources are identified.1124, communication session uses the first resource collection.1126, equipment (or user) state is monitored, and whether any equipment that determine to participate in this session has the state variation that needs the different resource collection (for example, physics moves, weak signal, low-power etc.).If no, then session continues with the same asset collection.If have, then 1128, session is migrated to new resource set to be suitable for equipment (or user) thereby the variation of state can suitable mode be carried out session.1130, about new resource set checkout facility (or user) state again, and if another state variation need the different resource collection, then 1130, communication session is transferred to another resource set---at 1128 places.If do not need, then keep current resource set quilt at 1132 places.
Figure 12 a has described the example communication system 1200 according to the various aspects realization, comprises a plurality of cellular cells: cellular cell I 1202, cellular cell M 1204.Attention: the cellular cell 1202,1204 that adjoins is overlapping a little, shown in cellular cell frontier district 1268, causes thus potential possible signal interference between the signal that is transmitted by the base station of adjoining in the cellular cell.Each cellular cell 1202,1204 of system 1200 comprises three sectors.According to various aspects, not yet be divided into the cellular cell (N=1) of a plurality of sectors, the cellular cell (N>3) that has the cellular cell (N=2) of two sectors and have 3 above sectors also is possible.Cellular cell 1202 comprises the first sector---sector I 1210, the second sector---sector II1212 and the 3rd sector---sector III 1214.Each sector 1210,1212,1214 has two frontier districts; Share each frontier district between two adjacent sectors.
The sector borders district provides potential possible signal interference between the signal that is transmitted by the base station of adjoining in the sector.Line 1216 represents the sector borders district between sector I 1210 and the sector II 1212; Line 1218 represents the sector borders district between sector II 1212 and the sector III 1214; Line 1220 represents the sector borders district between sector III 1124 and the sector 1 1210.Similarly, cellular cell M 1204 comprises the first sector---sector I 1222, the second sector---sector II 1224 and the 3rd sector---sector III 1226.Line 1228 represents the sector borders district between sector I 1222 and the sector II 1224; Line 1230 represents the sector borders district between sector II 1224 and the sector III 1226; Line 1232 represents the sector borders district between sector III 1226 and the sector I 1222.Cellular cell I 1202 comprises base station (BS)---base station I 1206, and a plurality of end nodes (EN) in each sector 1210,1212,1214.Sector I 1210 comprises EN (1) 1236 and the EN (X) 1238 that is coupled to respectively BS 1206 via Radio Link 1240,1242; Sector II 1212 comprises respectively via Radio Link 1248,1250 and is coupled to the EN (1 ') 1244 of BS 1206 and EN (X ') 1246; Sector III 1214 comprises respectively via Radio Link 1256,1258 and is coupled to the EN (1 ") 1252 of BS 1206 and EN (X ") 1254.Similarly, cellular cell M 1204 comprises base station M 1208, and a plurality of end points (EN) in each sector 1222,1224,1226.Sector I 1222 comprises EN (1) 1236 ' and the EN (X) 1238 ' that is coupled to respectively BS M 1208 via Radio Link 1240 ', 1242 '; Sector II 1224 comprises respectively via Radio Link 1248 ', 1250 ' and is coupled to the EN (1 ') 1244 ' of BS M 1208 and EN (X ') 1246 '; Sector 31226 comprises respectively via Radio Link 1256 ', 1258 ' and is coupled to the EN (1 ") 1252 ' of BS M 1208 and EN (X ") 1254 '.
System 1200 also comprises the network node 1260 that is coupled to respectively BS I 1206 and BS M1208 via network link 1262,1264.Network node 1260 also is coupled to other network node and internet such as other base station, aaa server node, intermediate node, router etc. via network link 1266.Network link 1262,1264 can be Connectorized fiber optic cabling for example.For example each end points of EN 1 1236 can be the wireless terminal that comprises transmitter and receiver.The removable system 1200 of passing of the wireless terminal of EN (1) 1236 for example, and can be via the base station communication in Radio Link and the current residing cellular cell of this EN.For example the wireless terminal (WT) of EN (1) 1236 can via in the base station of for example BS 1206 and the system 1200 for example or system's 1200 outer other WT peer node and/or network nodes 1260 communicate by letter.Can be such as cell phone, have the mobile communication equipment of the personal digital assistant etc. of radio modem such as the WT of EN (1) 1236.Each base station is used in strip-symbol periods with the method diverse ways that is used for distributing frequency to be in harmonious proportion definite frequency hopping in the residue code-element period of for example non-strip-symbol periods and is carried out frequently subset allocation.Wireless terminal determines that together with the information such as slope, base station ID, sector ID information that is received from the base station they can be used in specific strip-symbol periods the frequency accent of receive data and information with frequency subset allocation method.Construct frequently subset allocation sequence so that disturb between the sector or between cellular cell and share each and frequently transfer according to various aspects.Although mainly in the context of honeycomb mode, describe this thematic system, should be appreciated that a plurality of patterns are available, and can use according to various aspects as herein described.
Figure 12 b shows the cellular cell I 1202 that wherein has available additional modes 1290 and 1292, and pattern 1290 can be for example to provide VOIP pattern with the ability of honeycomb and VOIP protocol communication for dropping on equipment in this model domain.Pattern 1292 provides the another kind of appropriate mode that communicates (for example, unlicensed band, different licensed band etc.) that is used for carrying out by dropping on equipment in this model domain.Should be appreciated that in the overlapping zone of each pattern, equipment can use one or more (concurrent or continuously) of these enabled modes.Each end node can seamlessly switch or use concomitantly enabled mode.In addition, one or more conveying communications of enabled mode are optionally used in corresponding base station.Therefore, no matter equipment transmits and/or receives all optionally and make the communication optimization with one or more patterns.Should be appreciated that some traditional equipment may be only can enough AD HOC communication, and multi-mode equipment dynamically switch mode in order to adapt to the restriction that is associated with this type of legacy devices.
Figure 13 shows the example base station 1300 according to various aspects.Frequently subset allocation sequence is realized in base station 1300, and is the different frequently subset allocation sequence of each different sectors type generations of cellular cell.Base station 1300 can be used as the base station 1206 of the system 1300 of Figure 12, any of 1208.Base station 1300 comprises processor 1306, input/output interface 1308 and the memory 1310 of the receiver 1302 that is coupled by the bus 1309 by its each element 1302,1304,1306,1308 and 1310 exchange data and information, transmitter 1304, for example CPU.
The sectorized antennas 1303 that is coupled to receiver 1302 is used for reception from data and other signal of for example channel reporting of the wireless terminal transmission of each sector in the base station cell residential quarter.The sectorized antennas 1305 that is coupled to receiver 1304 transmits data and other signals such as control signal, pilot signal, beacon signal for the wireless terminal 1400 (referring to Figure 14) in each sector of base station cell residential quarter.In all fields, a plurality of receivers 1302 and a plurality of transmitter 1304 can be adopted in base station 1300, and for example, single receiver 1302 is used for each sector and individual transmitter 1304 is used for each sector.Processor 1306 can be general CPU (CPU) for example.The operation of control base station 1300 under the guidance of one or more routines 1318 of processor 1306 in being stored in memory 1310, and realize these methods.Processor comprises resource sensing component 202a, shifts assembly 206a and processing components 210a.The above homologue that has discussed these assemblies and functions associated in conjunction with Fig. 2 a in detail, and for concise and to the point purpose and for minimizing redundant, restriction is about its further discussion.I/O interface 1308 is provided to the connection of other network node, and BS 1300 is coupled to other base station, couple in router, aaa server node etc., other network and internet.Memory 1310 comprises routine 1318 and data/information 1320.
Wireless terminal (WT) data/information 1344 that data/information 1320 comprises data 1336, comprises the frequency subset allocation sequence 1338 of Downlink strip symbol time information 1340 and downlink tone adjusting information 1342, comprises a plurality of WT information sets---WT 1 information 1346 and WT N information 1360---.For example each WT information set of WT 1 information 1346 comprises data 1348, Termination ID 1350, sector ID 1352, uplink traffic channel information 1354, downlink channel information 1356 and pattern information 1358.
Data 1336 comprise and will be sent to the to be transmitted data of encoder 1314 to encode of transmitter 1304 before being transferred to WT, and the data that receive from WT, processed by the decoder 1312 of receiver 1302 after receiving.Downlink strip symbol time information 1340 comprises frame synchronization structure information, such as super gap (superslot), beacon slot and pole gap (ultraslot) if whether structural information and specified whether given code element is strip-symbol periods---and so be the index of strip-symbol periods in the situation---and strip code element are used for blocking the information by the replacement point of the frequency subset allocation sequence of base station use.Downlink tone adjusting information 1342 comprise the frequency tune collection that comprises the carrier frequency that is assigned to base station 1300, number and the frequency of frequently transferring and will distribute to strip-symbol periods set information and such as other cellular cell and the sector-specific value of slope, slope index and sectors type.
Data 1348 can comprise the data that WT1 1400 received from peer node, data and the downlink channel quality report feedback information that WT 1 1400 expectations send peer node to.Termination ID 1350 is ID of the sign WT 1 1400 of base station appointment.Sector ID 1352 comprises the information of the sector that sign WT1 1400 works.Sector ID 1352 can for example be used for determining sectors type.Uplink traffic channel information 1354 comprise sign by scheduler 1326 distribute to WT1 1400 with example such as the uplink traffic channel segment that is used for data, the information of channel segment of dedicated uplink control channel that is used for request, power control, timing controlled etc.Each uplink channel that is assigned to WT1 1400 comprises one or more logic tones, and each logic tones is followed a up link jump sequence.The information that downlink information 1356 comprises that sign distributes to the channel segment that WT1 1400 is used for carrying data and/or information by scheduler 1326---for example the downlink traffic channel segment of user data---.Each downlink channel that is assigned to WT1 1400 comprises one or more logic tones of following separately the down link jump sequence.The information that pattern information 1358 comprises the operating state that identifies WT1 1400---for example sleep, keep, open---.
Communications routines 1322 control base stations 1300 are carried out various traffic operations and are realized various communication protocols.Base station control routine 1324 is used for control base station 1300 and carries out for example signal generation and reception, the basic base station functional tasks of scheduling and the step that realizes the method for some aspect, is included in strip-symbol periods with subset allocation sequence is next to wireless terminal transmission signal frequently.
Signaling routine 1328 control receivers 1302 are together with the operation together with its encoder 1314 of its decoder 1312 and transmitter 1304.The data 1336 that the 1328 responsible controls of signaling routine transmit and the generation of control information.Frequency subset allocation routine 1330 usefulness method in this respect and the frequency tune collection that is created on the strip-symbol periods use with the data/information 1320 that comprises Downlink strip symbol time information 1340 and sector ID 1352.For each sectors type in the cellular cell and for adjacent cells, the downlink tone subset allocation sequence is different.WT 1400 receives signal according to the downlink tone subset allocation sequence in strip-symbol periods; Identical downlink tone subset allocation sequence is used in order to generate the signal that transmits in base station 1300.Other downlink tone distribute jump routine 1332 in code-element period other except strip-symbol periods in the cycle usefulness comprise that the information of downlink tone adjusting information 1342 and downlink channel information 1356 constructs the downlink tone jump sequence.Down link data transfers jump sequence quilt on each sector of cellular cell synchronous frequently.The transmission that beacon routine 1334 mouse beacon signals---for example concentrate on the signal of the relatively high power signals that or less frequency transfer---, this beacon signal can be used for synchronous purpose, for example is used for the frame timing architecture of simultaneous downlink signal and thus with respect to the frequency subset allocation sequence on super gap border.
Figure 14 shows the example wireless terminal (end node) 1400 of any---for example EN (1) 1236---in the wireless terminal (end node) of the system 1200 that can be used as shown in Figure 12.Wireless terminal 1400 is realized frequently subset allocation sequence.Wireless terminal 1400 comprises the receiver that comprises decoder 1,412 1402 that is coupled by the bus 1410 by its each element 1402,1404,1406,1408 exchange data and information, the transmitter 1404 that comprises encoder 1414, processor 1406 and memory 1408.The antenna 1403 that be used for to receive from the signal of base station 200 is coupled to receiver 1402.For for example 200 antennas 1405 that transmit signals are coupled to transmitter 1404 to the base station.
For example the processor 1406 of CPU is by operation and the implementation method of the data/information 1422 control wireless terminals 400 in executive routine 1420 and the use memory 1408.
Data/information 1422 comprises user data 1434, user profile 1436 and frequency subset allocation sequence 1450.User data 1434 can comprise intend being sent to peer node, will be routed to for being sent to the data of the encoder 1414 of encoding before the base station 200 by transmitter 1404 and data of having been processed by the decoder 1412 in the receiver 1402 that are received from base station 200.User profile 1436 comprises uplink traffic channel information 1438, downlink channel information 1440, Termination ID information 1442, base station IDs information 1444, sector ID information 1446 and pattern information 1448.Uplink traffic channel information 1438 comprises that sign is assigned to wireless terminal 1400 in the information of 200 uplink channel segments of using when transmitting to the base station by base station 200.Uplink channel can comprise dedicated uplink control channel, power control channel and the timing controlled channel of uplink traffic, for example request channels.Each uplink channel comprises one or more logic tones, and each logic tones is followed a uplink tone jump sequence.The up link jump sequence is different between each sectors type of cellular cell and between the adjacent cellular cell.Downlink channel information 1440 comprises that sign is assigned to WT 1400 with the information of the downlink channel segment used at BS 200 by base station 200 when WT 1400 transmits data/information.Downlink channel can comprise downlink traffic channels and assigned channels, and each downlink channel comprises one or more logic tones, and each logic tones is followed a down link jump sequence, and latter's quilt between each sector of cellular cell is synchronous.
Termination ID information 1442, sign WT that user profile 1436 also is included as base station 200 assigned identification set up with it the base station IDs information 1444 of the certain base station 200 of communicating by letter and the sector ID information 1446 that identifies the particular sector of WT 1400 present residing cellular cells.Base station IDs 1444 provides cell slope value and sector ID information 1446 provides sector index type; Cell slope value and sector index type can be used for deriving frequency and transfer jump sequence.The pattern information 1448 sign WT 1400 that also are included in the user profile 1436 are in sleep pattern, Holdover mode or open mode.
Frequently subset allocation sequence 1450 comprises Downlink strip symbol time information 1452 and downlink tone adjusting information 1454.When Downlink strip symbol time information 1452 comprises such as super gap, beacon and the frame synchronization structure information of pole gap structural information and specify whether a given code-element period is strip-symbol periods---and if so being the index of strip-symbol periods in the situation---and strip code element whether be used for blocking the information of the replacement point of the frequency subset allocation sequence of being used by the base station.Downlink tone adjusting information 1454 comprise the frequency tune collection that comprises the carrier frequency that is assigned to base station 200, number and the frequency of frequently transferring and will distribute to strip-symbol periods set information and such as other cellular cell and the sector-specific value of slope, slope index and sectors type.
Routine 1420 comprises Communications routines 1424 and wireless terminal control routine 1426.The various communication protocols that Communications routines 1424 controls are used by WT 1400.The function of the basic wireless terminal 1400 of wireless terminal control routine 1426 controls comprises the control to receiver 1402 and transmitter 1404.Wireless terminal control routine 1426 comprises signaling routine 1428.Signaling routine 1428 comprises frequency subset allocation routine 1430 for strip-symbol periods, for example be used for other downlink tone of the residue code-element period of non-strip-symbol periods distributes jump routine 1432.Frequently subset allocation routine 1430 uses the base station IDs information 1444 and the downlink tone adjusting information 1454 that comprise downlink channel information 1440, for example slope index and sectors type also to process from the base station 200 data that receive in order to generate the downlink tone subset allocation sequence according to some aspect.Other downlink tone distributes jump routine 1430 to use the information structuring downlink tone jump sequence that comprises downlink tone adjusting information 1454 and downlink channel information 1440 in the code-element period except strip-symbol periods.Frequently subset allocation routine 1430 is used for determining wireless terminal 1400 is transferred the one or more strip symbol signals that receive from base station 1200 frequently when and at which when being carried out by processor 1406.Uplink tone distributes jump routine 1430 usefulness frequency subset allocation function to determine frequently to transfer transmission at which together with the information that is received from base station 1200.
Figure 15 shows the OFDM spread spectrum air interface technologies of the various aspects that each each sector of cellular cell (1202,1204) into Figure 12 realize.In Figure 15, transverse axis 1551 represents frequency.The total bandwidth available that for example is used for the special carrier frequency 1553 of downlink signaling is divided into K equidistant frequency and transfers.In certain aspects, 113 equidistant frequently accent are arranged.These are frequently transferred by 0 and come index to K-1.Figure 15 illustrates example transfers frequently: frequently transfer 01555, transfer 11557 frequently, transfer 21559 and transfer K-11561 frequently frequently.Bandwidth is used simultaneously in each that consists of in two cellular cells 1202,1204 the sector 1210,1212,1214,1222,1224,1226.In each sector of each cellular cell, the frequency from 0 to K-1 is transferred each sector that is used in respectively each cellular cell to transmit down link signal.Because identical bandwidth is used in two cellular cells 1202, each sector of 1204, therefore frequently transfer the signal possibility that transmits interfering with each other in these frequencies simultaneously by different cellular cells and sector, for example in the overlapping area of coverage, for example sector borders district 1216,1218,1220,1228,1230,1232 and cellular cell frontier district 1268 in.
Realize for software, technology described herein can realize with the means (for example, process, function etc.) of carrying out function described herein.Software code can be stored in the memory cell and by processor and carry out.Memory cell can be realized in processor, can realize that maybe it can be coupled to processor communicatedly via various means as known in the art in rear a kind of situation in the processor outside.
The example that comprises one or more aspects described above.Certainly, each combination that can contemplate that will describe assembly or method for the purpose of describing aforementioned aspect is impossible, but those of ordinary skill in the art will appreciate that, further combination and the displacement of various aspects are possible.Therefore, described various aspects are intended to contain all these class changes, modification and the distortion in the spirit and scope that drop on claims.In addition, " comprise " with regard to employed category in this detailed description or the claim with regard to term, this term is intended to that mode is included in interior solution " to comprise " similarly with term, as " comprising " when using as the transition word in claims, explain.
Claims (8)
1. the method for a Wireless Data Transmission comprises:
The sign available resources;
The first communication session that is combined with the first resource collection is determined the state of equipment;
If being in page-mode, described equipment in the non-paging time cycle, use the Secondary resource collection to set up the second communication session;
Determine whether next paging cycle arrives; And
, next paging cycle switches to suitable communication session if having arrived.
2. the method for claim 1 is characterized in that, described Secondary resource collection is local or peer-to-peer network.
3. the method for claim 1 is characterized in that, the equipment described in the described second communication session that also is included in sends user's beacon signal to indicate its identifier.
4. the method for claim 1 is characterized in that, also is included in the described second communication session and transmits energetically subscriber data traffic with other equipment.
5. equipment that is used for Wireless Data Transmission comprises:
The device that is used for the sign available resources;
Determine the device of the state of equipment for the first communication session that is combined with the first resource collection;
If be used for that described equipment is in page-mode then use the Secondary resource collection to set up the device of second communication session in the non-paging time cycle;
Be used for the device whether definite next paging cycle arrives; And
If be used for that next paging cycle has arrived then the device that switches to suitable communication session.
6. equipment as claimed in claim 5 is characterized in that, described Secondary resource collection is local or peer-to-peer network.
7. equipment as claimed in claim 5 is characterized in that, also comprises for sending user's beacon signal to indicate the device of its identifier at equipment described in the described second communication session.
8. equipment as claimed in claim 5 is characterized in that, also comprises for the device that transmits energetically subscriber data traffic at described second communication session and other equipment.
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CN2007800030128A Active CN101371612B (en) | 2006-01-11 | 2007-01-10 | Communications method and apparatus for transmitting priority information via beacon signals |
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CN2007800021970A Active CN101371502B (en) | 2006-01-11 | 2007-01-10 | Communication methods and apparatus used in the absence or presence of beacon signals |
CN2007800023321A Active CN101371606B (en) | 2006-01-11 | 2007-01-10 | Communications method and apparatus for transmitting priority information via beacon signals |
CN200780003038.2A Active CN102017540B (en) | 2006-01-11 | 2007-01-10 | Choosing parameters in a peer-to-peer communications system |
CN2007800030378A Active CN101371521B (en) | 2006-01-11 | 2007-01-10 | Choosing parameters in a peer-to-peer communications system |
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CN2007800023374A Active CN101371607B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting paging and peer to peer communications |
CN2007800022988A Active CN101371506B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus using beacon signals |
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CN2007800023815A Active CN101371608B (en) | 2006-01-11 | 2007-01-10 | Wireless communication methods and apparatus supporting synchronization |
CNA2007800023603A Pending CN101371528A (en) | 2006-01-11 | 2007-01-10 | Methods and apparatus for communicating device capability and/or setup information |
CNA2007800023798A Pending CN101371512A (en) | 2006-01-11 | 2007-01-10 | Encoding beacon signals to provide identification in peer-to-peer communication |
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CN2007800030128A Active CN101371612B (en) | 2006-01-11 | 2007-01-10 | Communications method and apparatus for transmitting priority information via beacon signals |
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CN2007800023321A Active CN101371606B (en) | 2006-01-11 | 2007-01-10 | Communications method and apparatus for transmitting priority information via beacon signals |
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CN2007800030378A Active CN101371521B (en) | 2006-01-11 | 2007-01-10 | Choosing parameters in a peer-to-peer communications system |
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CN200780003033XA Active CN101371613B (en) | 2006-01-11 | 2007-01-10 | Methods and apparatus relating to timing and/or synchronization including the use of wireless terminal beacon signals |
CN2007800023374A Active CN101371607B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting paging and peer to peer communications |
CN2007800022988A Active CN101371506B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus using beacon signals |
CN2007800023425A Active CN101371508B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting multiple modes |
CN2007800023730A Expired - Fee Related CN101371511B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting use of one or more frequency bands |
CN2007800023459A Active CN101371509B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting peer to peer communications |
CN201110282832.3A Active CN102291723B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus using beacon signals |
CN2007800023586A Active CN101371510B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting wireless terminal mode control signaling |
CN2007800030024A Active CN101371518B (en) | 2006-01-11 | 2007-01-11 | Wireless communication methods and apparatus supporting different types of wireless communication approaches |
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